CVE-2020-27274

{"id": "CVE-2020-27274", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2021-01-26T19:15:12.860", "references": [{"url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-021-03", "tags": ["Third Party Advisory", "US Government Resource"], "source": "ics-cert@hq.dhs.gov"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-754"}]}, {"type": "Secondary", "source": "ics-cert@hq.dhs.gov", "description": [{"lang": "en", "value": "CWE-754"}]}], "descriptions": [{"lang": "en", "value": "Some parsing functions in the affected product do not check the return value of malloc and the thread handling the message is forced to close, which may lead to a denial-of-service condition on the OPC UA Tunneller (versions prior to 6.3.0.8233)."}, {"lang": "es", "value": "Algunas funciones de an\u00e1lisis en el producto afectado no comprueban el valor de retorno de malloc y el subproceso que maneja el mensaje est\u00e1 obligado a cerrarse, lo que puede conllevar a una condici\u00f3n de denegaci\u00f3n de servicio en el OPC UA Tunneller (versiones anteriores a 6.3.0.8233)"}], "lastModified": "2021-02-03T15:33:08.140", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:honeywell:opc_ua_tunneller:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F9867ADE-A351-41AF-AB36-5B98C3E2B069", "versionEndExcluding": "6.3.0.8233"}], "operator": "OR"}]}], "sourceIdentifier": "ics-cert@hq.dhs.gov"}